I think to a degree we should have. In WWII I think entering the war was necessary after Pearl Harbor, but nowadays I think we need to focus on America first, and stop worrying about every little thing in other countries. America has a lot of problems it needs to fix, and pulling out of other countries affairs would be a good way to do so.
Their technology and compasses and stuff stopped working. I d k. I looked it up.
The transcontinental railroad was a key role in the industrial revolution because it was the only way for supplies to get from one part of the country to the other. The train was also the fastest mode of transportation at the time so it was also important for travel. I hope this helped.
Answer:
C. The law of supply and demand does not apply because, in a command economy, the government controls the market.
Explanation:
The command economy is an economic system where the economic decision will be taken by the government as to what and how to produce goods. It will not depend on the law of supply and demand as the market economy does.
The gravity of Jupiter helps the comets from hitting the earth